|
Lutz Schmadel
Lutz Dieter Schmadel (2 July 1942, in Berlin – 21 October 2016) was a German astronomer and a prolific discoverer of asteroids, who worked at the Astronomisches Rechen-Institut (ARI) of the University of Heidelberg. His special interest was the astrometry of minor planets. Among his numerous discoveries were the three main-belt asteroids 8661 Ratzinger, 10114 Greifswald and 11508 Stolte. He was the author of the Dictionary of Minor Planet Names, a reference book containing information about the discovery and naming of 12,804 asteroids (March 2006). One asteroid 2234 Schmadel, discovered in 1977, was named in his honor. The asteroid 8811 Waltherschmadel was named for his father, Walther Schmadel (1902–1944), who died at the Eastern Front near Stalingrad during WWII. Discoveries Lutz Schmadel is credited by the Minor Planet Center with the discovery of 245 minor planet According to the International Astronomical Union (IAU), a minor planet is an astronomical ob ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Minor Planet
According to the International Astronomical Union (IAU), a minor planet is an astronomical object in direct orbit around the Sun that is exclusively classified as neither a planet nor a comet. Before 2006, the IAU officially used the term ''minor planet'', but that year's meeting reclassified minor planets and comets into dwarf planets and small Solar System bodies (SSSBs).Press release, IAU 2006 General Assembly: Result of the IAU Resolution votes International Astronomical Union, August 24, 2006. Accessed May 5, 2008. Minor planets include asteroids ( |
5628 Preussen
56 may refer to: * 56 (number) * one of the years 56 BC, AD 56, 1856, 1956, 2056 * 56.com, a Chinese online video platform * Fiftysix, Arkansas, unincorporated community in United States * Fifty-Six, Arkansas Fifty-Six is a city in Stone County, Arkansas, United States. As of the 2020 census, the city had a total population of 158, a decrease of 15 people from 2010. History When founding the community in 1918, locals submitted the name "Newcomb" for ..., city in United States * "Fifty Six", a song by Karma to Burn from the album '' Arch Stanton'', 2014 * Cityrider 56, a bus route in the United Kingdom {{Numberdis ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
7580 Schwabhausen
__NOTOC__ Year 758 ( DCCLVIII) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar. The denomination 758 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years. Events By place Europe * Summer – Duke Liutprand of Benevento attains majority, and rebels against Lombard rule. King Desiderius defeats him, and grants his duchy to Arechis II (son of Liutprand). He marries Adelperga, daughter of Desiderius, and establishes friendly (but largely independent) relations with the Lombard Kingdom. * Desiderius deposes Alboin, duke of Spoleto (Central Italy), and exercises ducal authority himself, tying the duchy more closely to the Lombard capital of Pavia. Britain * King Beorna of East Anglia dies. Prince Æthelred, descendant of the late king Rædwald, apparently succeeds as king (approximate date). * King Eadberht of Northumbri ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
7127 Stifter
71 may refer to: * 71 (number) * one of the years 71 BC, AD 71, 1971 * The year 1971 had three partial solar eclipses ( February 25, July 22 and August 20) and two total lunar eclipses (February 10, and August 6). The world population increased by 2.1% this year, the highest increase in history. Events Ja ..., 2071 * 71'' (film), 2014 British film set in Belfast in 1971 * '' 71: Into the Fire'', 2010 South Korean film See also * List of highways numbered * {{Number disambiguation ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
6209 Schwaben
6 (six) is the natural number following 5 and preceding 7. It is a composite number and the smallest perfect number. In mathematics Six is the smallest positive integer which is neither a square number nor a prime number; it is the second smallest composite number, behind 4; its proper divisors are , and . Since 6 equals the sum of its proper divisors, it is a perfect number; 6 is the smallest of the perfect numbers. It is also the smallest Granville number, or \mathcal-perfect number. As a perfect number: *6 is related to the Mersenne prime 3, since . (The next perfect number is 28.) *6 is the only even perfect number that is not the sum of successive odd cubes. *6 is the root of the 6-aliquot tree, and is itself the aliquot sum of only one other number; the square number, . Six is the only number that is both the sum and the product of three consecutive positive numbers. Unrelated to 6's being a perfect number, a Golomb ruler of length 6 is a "perfect ruler". Six is a con ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
